what the hell is a nug i keep hearin people say it but i dunno what it means. im good on most other words its just this one i got trouble with.
Other causes of corneal ulcers include: Abrasions or burns to the cornea caused by injury to the eye. Scratches, scrapes and cuts from fingernails, paper cuts, makeup brushes and tree branches can become infected by bacteria and lead to corneal ulcers. Burns caused by caustic chemicals found in the workplace and at home can cause corneal ulcers.
Sore eyes can be caused by a variety of things. In most cases they are caused by staring at a computer screen or book for too long. Your eyes may become sore after a long day at work or if you have been deprived of sleep. An incorrect eyeglass prescription may also lead to sore eyes. Additional causes may include: Airborne irritants such as chemicals, smoke, smog, animal dander, and pollen.